IDENTIFIERS

  • Current Taxon Name (Soil Name): Alsup
  • OSD
  • Series Extent
  • User Site ID: 1990MO167161M
  • User Pedon ID: 1990MO167161
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9116748
  • Print Date: 11/26/2024

    • LOCATION

  • Location In Web Soil Survey
  • AOI is roughly a square mile and pedon is marked in the center.
  • Location in SoilWeb
  • Location in Google Maps
  • Std. Latitude: 37.4300000
  • Std. Longitude: -93.3048972
  • Datum: WGS84
  • Township: T31N
  • Range: R22W
  • Section: 12
  • PLSS Details: 1250 feet E and 1650 feet S of the NW corner
  • Location Description: 1250'E and 1650'S of the NW corner of sec.12, T31N, R22W.
  • Map Unit: 46000—Humansville silt loam, 0 to 2 percent slopes, frequently flooded
  • State: Missouri
  • County: MO167—Polk
  • MLRA: 116B—Springfield Plain
  • Non-MLRA Soil Survey Area: MO167—Polk County, Missouri

    • PEDON

  • Describers Name: Richard L. Henderson, John Bowers and Richard McBee
  • Current Taxonomic Class: Fine, mixed Oxyaquic Hapludalfs
  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Alsup
  • PSC - 15 to 65 cm.
  • Classificaton Date - 4/18/2012
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Alsup
  • Taxon Kind - series
  • PSC - 15 to 65 cm.
  • Classificaton Date - 6/30/1990
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Parent Material: slope alluvium derived from shale and siltstone and/or residuum weathered from shale and siltstone and/or solid rock derived from shale and siltstone
  • Landscape: plateau
  • Landform: hill
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: convex
  • Slope Shape Down: convex
  • Runoff: very high
  • Drainage Class: moderately well
  • Bedrock: shale and siltstone
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 6/30/1990 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    albic horizon

    argillic horizon

    cambic horizon

    paralithic contact

    lithic contact

    0—15

    5—15

    15—76

    76—86

    86—122

    122—203

    —-

    —-

    —-

    —-

    —-

    —-
    Setting and Climate
    Slope Slope Length USLE Upslope Length Elev. Corr. Elev Aspect MAP REAP FFD MAAT MSAT MWAT MAST MSST MWST MFFP PE Index Climate Station ID Climate Station Name Climate Station Type
    % m degrees mm mm C mm

    24

    —

    —

    354

    —

    270

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 5 centimeters (0.0 to 2.0 inches); very dark grayish brown (10YR 3/2) silt loam; weak very fine granular structure; friable; 7.0 fine roots; 2-39-75 millimeter siltstone, unspecified fragments and 5 percent by volume 2-39-75 millimeter limestone, cherty fragments; neutral, pH 7.1, hellige-truog; abrupt smooth boundary. Lab sample # MU009620
    E—5 to 15 centimeters (2.0 to 5.9 inches); light brownish gray (10YR 6/2) silt; weak fine granular structure; friable; 7.0 fine roots; fragments; slightly acid, pH 6.5, hellige-truog; clear smooth boundary. Lab sample # MU009621
    2Bt1—15 to 46 centimeters (5.9 to 18.1 inches); yellowish brown (10YR 5/6) silty clay; weak fine subangular blocky structure; firm; 3.0 medium roots; 33 percent distinct clay films on faces of peds; fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU009622
    2Bt2—46 to 76 centimeters (18.1 to 29.9 inches); brownish yellow (10YR 6/6) and yellowish brown (10YR 5/6) and light brownish gray (10YR 6/2) silty clay; weak fine subangular blocky structure; firm; 3.0 fine roots; 33 percent distinct clay films on faces of peds; fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU009623
    2C—76 to 86 centimeters (29.9 to 33.9 inches); pale olive (5Y 6/3) silt loam; weak fine subangular blocky structure; firm; 0.1 fine roots; 1 percent fine yellowish brown (10YR 5/4) masses of oxidized iron; fragments; neutral, pH 6.8, hellige-truog; clear smooth boundary. Lab sample # MU009624
    2Cr—86 to 122 centimeters (33.9 to 48.0 inches); weathered bedrock; fragments.